Hi again Rory, Rory Campbell-Lange <r...@campbell-lange.net> (2019-05-18): > > If you're installing stretch with a buster image, you're using > > cryptsetup-udeb from buster during the installation, which forcibly uses > > type luks2 for created encrypted devices; which then can't be opened by > > stretch's cryptsetup (that only knows about luks1). > > > > Incidently, offering an option to stick to luks1 is something I'm > > working on right now; you might try your luck without waiting for me, by > > patching the running installation system this way: once partman-crypto > > has been installed, locate lib/crypto-base.sh and apply this: > > > > - /sbin/cryptsetup -c $cipher-$iv -d $pass -h $hash -s $size create > > $mapping $device > > + /sbin/cryptsetup --type luks1 -c $cipher-$iv -d $pass -h $hash -s > > $size create $mapping $device > > Thanks very much for that information. I'll give it a go.
Beware, there are two different cryptsetup calls: one create in setup_dmcrypt and one luksFormat in setup_luks; the former is what I quoted above after a (too) quick glance, while the latter is what you need to patch. Confirmed to work fine with a buster installer, creating a luks1 volume. Cheers, -- Cyril Brulebois (k...@debian.org) <https://debamax.com/> D-I release manager -- Release team member -- Freelance Consultant
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